FREEDOM SoftGel Thumb Spicas combine the support of a thumb spica with mineral oil-infused gel to soothe and shape the surgical incision. Place 1/8"-thick gel insert anywhere in the splint interior. Semirigid splint offers protection from trauma and is held in place by wide elastic straps for greater comfort. AliPlast™ shell consists of heat-moldable foam that can be spot-adjusted with a heat gun or easily trimmed with scissors. Ventilated. Washable.